Multilayer dynamic traceable two-dimensional code adhesive sticker anti-counterfeiting mark and system
An anti-counterfeiting label and two-dimensional code technology, applied in adhesives, instruments, identification devices, etc., can solve the problems of easy copying of two-dimensional codes and inability to have anti-counterfeiting.
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[0020] Such as figure 1 The multi-layer dynamic traceable two-dimensional code self-adhesive anti-counterfeiting label shown in the figure includes a base film layer 2, a peeling layer 3 and a pressure-sensitive adhesive layer 5 bonded in sequence from top to bottom. A dynamic printing layer 4 is arranged between the layers, and the color and shape of the patterns on the dynamic printing layer are randomly set by the controller, and two-dimensional codes 9 and random verification codes 10 are embedded in different positions on the dynamic printing layer. A holographic layer 1 is also arranged on the base film layer, and the holographic layer corresponds to the random verification code. The holographic layer consists of a hologram imaging layer 7 and a metal reflective layer 8 arranged from top to bottom. The metal reflective layer is an aluminum layer, a copper layer or Any of the zinc layers. The shape or pattern of the hologram imaging layer is arranged randomly, and the me...
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